org.snmp4j.smi.Integer32 Java Examples

@BeforeMethod
public void setUp() {
    variable = new Integer32(0);
    otherVariable = new Integer32(1);
    
    List<VariableModifier> modifiers = new ArrayList<>(1);

    final ModifierProperties modifierProperties = new ModifierProperties();
    modifierProperties.put("minimum", Integer.MIN_VALUE);
    modifierProperties.put("maximum", Integer.MAX_VALUE);
    modifierProperties.put("minimumStep", 1);
    modifierProperties.put("maximumStep", 10);

    final Integer32Modifier modifier = new Integer32Modifier();
    modifier.init(modifierProperties);
    
    modifiers.add(modifier);
    
    modifiedVariable = new ModifiedVariable(variable, modifiers);
}
 

@Test
public void testModify() {
    final ModifierProperties modifierProperties = new ModifierProperties();
    modifierProperties.put("minimum", Integer.MIN_VALUE);
    modifierProperties.put("maximum", Integer.MAX_VALUE);
    modifierProperties.put("minimumStep", 1);
    modifierProperties.put("maximumStep", 10);

    final Integer32Modifier modifier = new Integer32Modifier();
    modifier.init(modifierProperties);

    final Integer32 integer32 = new Integer32(0);
    assertEquals(integer32.getValue(), 0);

    final Integer32 modifiedVariable = modifier.modify(integer32);
    assertNotEquals(modifiedVariable.getValue(), 0);
}
 

@Test
public void testClone() {
    final Object clonedVariable = modifiedVariable.clone();
    assertNotSame(clonedVariable, modifiedVariable);
    assertTrue(clonedVariable instanceof Integer32);
    
    assertNotEquals(((Integer32) clonedVariable).getValue(), ((Integer32) variable).getValue());
}
 

@Test
public void testSetterForInvalidValue() throws Exception {
    Integer newValue = 9999;
    ResponseEvent responseEvent = setVariableToOID(new OID(OID_OCTETSTRING).append(OID_ROW_INDEX), new Integer32(newValue));
    assertEquals(SnmpConstants.SNMP_ERROR_INCONSISTENT_VALUE, responseEvent.getResponse().getErrorStatus());
    assertThatOidHasValue(OID_OCTETSTRING, PRIMAL_OCTECT_VALUE);
}
 

/**
 * walk方式获取指定的oid value
 *
 * @param snmp
 * @param target
 * @param oid
 * @return
 * @throws IOException
 */
public static List<PDU> snmpWalk(Snmp snmp, Target target, String oid) throws IOException {
    List<PDU> pduList = new ArrayList<>();

    ScopedPDU pdu = new ScopedPDU();
    OID targetOID = new OID(oid);
    pdu.add(new VariableBinding(targetOID));

    boolean finished = false;
    while (!finished) {
        VariableBinding vb = null;
        ResponseEvent respEvent = snmp.getNext(pdu, target);

        PDU response = respEvent.getResponse();

        if (null == response) {
            break;
        } else {
            vb = response.get(0);
        }
        // check finish
        finished = checkWalkFinished(targetOID, pdu, vb);
        if (!finished) {
            pduList.add(response);

            // Set up the variable binding for the next entry.
            pdu.setRequestID(new Integer32(0));
            pdu.set(0, vb);
        }
    }

    return pduList;
}
 

/**
 * walk方式获取指定的oid value
 *
 * @param snmp
 * @param target
 * @param oid
 * @return
 * @throws IOException
 */
public static List<PDU> snmpWalk(Snmp snmp, Target target, String oid) throws IOException {
    List<PDU> pduList = new ArrayList<>();

    ScopedPDU pdu = new ScopedPDU();
    OID targetOID = new OID(oid);
    pdu.add(new VariableBinding(targetOID));

    boolean finished = false;
    while (!finished) {
        VariableBinding vb = null;
        ResponseEvent respEvent = snmp.getNext(pdu, target);

        PDU response = respEvent.getResponse();

        if (null == response) {
            break;
        } else {
            vb = response.get(0);
        }
        // check finish
        finished = checkWalkFinished(targetOID, pdu, vb);
        if (!finished) {
            pduList.add(response);

            // Set up the variable binding for the next entry.
            pdu.setRequestID(new Integer32(0));
            pdu.set(0, vb);
        }
    }

    return pduList;
}
 

private boolean removeCrossConnect(CrossConnectFlowRule xc) {

        int channel = toChannel(xc.ochSignal());

        // Create the PDU object
        PDU pdu = new PDU();
        pdu.setType(PDU.SET);

        // Disable the channel
        OID ctrlChannelState = new OID(CTRL_CHANNEL_STATE + (xc.isAddRule() ? "1." : "2.") + channel);
        pdu.add(new VariableBinding(ctrlChannelState, new Integer32(OUT_OF_SERVICE)));

        // Put cross connect back into default port 1
        OID ctrlChannelAddDropPortIndex = new OID(CTRL_CHANNEL_ADD_DROP_PORT_INDEX +
                (xc.isAddRule() ? "1." : "2.") + channel);
        pdu.add(new VariableBinding(ctrlChannelAddDropPortIndex,
                new UnsignedInteger32(DISABLE_CHANNEL_ADD_DROP_PORT_INDEX)));

        // Put port/channel back to open loop
        OID ctrlChannelMode = new OID(CTRL_CHANNEL_MODE + (xc.isAddRule() ? "1." : "2.") + channel);
        pdu.add(new VariableBinding(ctrlChannelMode, new Integer32(OPEN_LOOP)));

        // Add rules are set to target power, drop rules are attenuated
        if (xc.isAddRule()) {
            OID ctrlChannelTargetPower = new OID(CTRL_CHANNEL_TARGET_POWER + "1." + channel);
            pdu.add(new VariableBinding(ctrlChannelTargetPower, new Integer32(DISABLE_CHANNEL_TARGET_POWER)));
        } else {
            OID ctrlChannelAbsoluteAttenuation = new OID(CTRL_CHANNEL_ABSOLUTE_ATTENUATION + "2." + channel);
            pdu.add(new VariableBinding(
                    ctrlChannelAbsoluteAttenuation, new UnsignedInteger32(DISABLE_CHANNEL_ABSOLUTE_ATTENUATION)));
        }

        try {
            ResponseEvent response = snmp.set(pdu);

            // TODO: parse response
        } catch (IOException e) {
            log.error("Failed to remove cross connect, unable to connect to device: ", e);
            return false;
        }

        return true;
    }
 

@Override
public Integer32 modify(final Integer32 variable) {
    final int newValue = this.modify(variable.getValue(), minimum, maximum, minimumStep, maximumStep);
    log.trace("Counter32 variable {} will be tuned to {}", variable.getValue(), newValue);
    return new Integer32(newValue);
}
 

/**
 * @{inheritDoc
 */
@Override
public Integer32 getValue(String itemName, Command command) {
    SnmpBindingConfig config = (SnmpBindingConfig) bindingConfigs.get(itemName);
    return config != null ? config.get(command).value : null;
}
 

/**
 * Returns the SNMP value for the command
 * 
 * @return value for the command
 */
Integer32 getValue(String itemName, Command command);